url file space issue fixed along with a test

js/lib/urlutil.js

@@ -51,6 +51,8 @@ const UrlUtil = {
    * @returns {String} path with a scheme
    */
   prependScheme: function (input) {
+
+
     if (input === undefined || input === null) {
       return input
     }
@@ -63,12 +65,13 @@ const UrlUtil = {
     // detect absolute file paths
     if (input.startsWith('/')) {
       input = fileScheme + input
+
     }
-
     // If there's no scheme, prepend the default scheme
     if (!UrlUtil.hasScheme(input)) {
       input = defaultScheme + input
     }
+
 
     return input
   },
@@ -114,8 +117,10 @@ const UrlUtil = {
     const case3Reg = /[?./\s:]/
     // for cases, data:uri, view-source:uri and about
     const case4Reg = /^(data|view-source|mailto|about|chrome-extension|chrome-devtools|magnet|chrome):.*/
+
+    let urlifyStr = input.replace(' ','%20')
+    let str = urlifyStr.trim()
 
-    let str = input.trim()
     const scheme = UrlUtil.getScheme(str)
 
     if (str.toLowerCase() === 'localhost') {

test/unit/lib/urlutilTest.js

@@ -77,7 +77,7 @@ describe('urlutil', function () {
       })
       it('contains a hostname and port number', function () {
         assert.equal(urlUtil.isNotURL('someBraveServer:8089'), false)
-      })
+      })      
       it('starts or ends with whitespace', function () {
         assert.equal(urlUtil.isNotURL('  http://brave.com  '), false)
         assert.equal(urlUtil.isNotURL('\n\nhttp://brave.com\n\n'), false)
@@ -151,6 +151,9 @@ describe('urlutil', function () {
       it('has space in schema', function () {
         assert.equal(urlUtil.isNotURL('https ://brave.com'), true)
       })
+      it('is a string with whitespace but needs to be URL space encoded',function(){
+        assert.equal(urlUtil.isNotURL('dog%20cat'),true)
+      })
     })
   })